Well, well. This from Fortune, no less:

Tyler and Cameron Winklevoss—the brothers who tried and failed to gain control of Facebook after alleging that it had been appropriated from them—have rebounded big-time.

The Winklevoss twins own one of the largest portfolios of Bitcoin in the world—and recent surges in the digital currency’s value have put the value of that portfolio at over $1 billion. That’s an impressive return on an $11 million investment just four years ago.

The brothers have reportedly not sold a single one of their Bitcoins, sitting on them and watching them accrue value. And it’s been a stunning thing to witness: when the Winklevoss’s invested in Bitcoins, the currency was trading at just $120. As of Monday morning, a single Bitcoin’s value was $11,247, according to Coindesk.

My favourite clip from The Social Network is their encounter with Larry Summers (then President of Harvard).

Larry Summers thought it was broadly accurate too: